A radio pager system includes a radio pager that can receive messages and can specify a specific output mode, including a display, a sound output, a vibration, and a light emission appropriate to a particular type of message. The radio pager can further reduce difficulties in retransmitt
An information transmission control apparatus for relaying information that allows a receiver's reply, from an information provider apparatus to a plurality of information reception apparatuses. The information transmission control apparatus sets different delay time for transmitting
